Upgrade or refresh your Bontrager wheels.

Genuine replacement parts
When it's time to refresh your trusty wheelset, Trek genuine replacement parts have you covered.

- Replacement freehub bodies for DT Swiss Ratchet System hub platform
- Compatible with Bontrager Road wheels with DT Swiss Ratchet System hub internals
- Includes 12mm end cap
- Designed for use with Campagnolo 11, 12, and 13-speed cassettes
- Fits cassettes with 9, 10, and 11-tooth starting sprockets